LM4859SP National Semiconductor, LM4859SP Datasheet - Page 21

• Manufacturer Part Number: LM4859SP
• Description: Audio Amp Headphone/Speaker 2-CH Stereo 1.6W Class-AB 28-Pin LLP EP T/R
• Manufacturer: National Semiconductor

Specifications of LM4859SP

• Package: 28LLP EP
• Function: Headphone/Speaker
• Amplifier Type: Class-AB
• Total Harmonic Distortion Noise: 0.04@32Ohm@15mW|0.05@8Ohm@400mW %
• Typical Psrr: 86 dB
• Output Signal Type: Differential|Single
• Output Type: 2-Channel Stereo
• Maximum Input Offset Voltage: 40@5V mV
• Maximum Load Resistance: 32 Ohm

Application Information
M - M
L - L
R - R
G
M
Mode
- Mono Volume Control Gain
IN
10
11
12
13
14
15
0
1
2
3
4
5
6
7
8
9
IN
IN
Input Level
Input Level
Input Level
RD5
CD5
LD5
CD3
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
CD2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
CD1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
(Continued)
0
1
0
1
0
1
TABLE 6. National 3D Enhancement
TABLE 5. Mixer and Output Mode
TABLE 7. Wake-up Time Select
CD0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Loudspeaker L
2(G
2(G
2(G
2(G
2(G
2(G
2(G
2(G
21
L
L
SD
SD
SD
SD
M
M
M
M
L
L
x L) +
x L) +
x M)
x M)
x M)
x M)
x L)
x L)
G
G
SD - Shutdown
MUTE - Mute
L
R
Loudspeaker National 3D Off
Loudspeaker National 3D On
Headphone National 3D Off
Headphone National 3D On
Fast Wake-up Setting
Slow Wake-up Setting
- Left Stereo Volume Control Gain
- Right Stereo Volume Control Gain
Loudspeaker R
2(G
2(G
2(G
2(G
2(G
2(G
2(G
2(G
R
R
SD
SD
SD
SD
M
M
R
R
M
M
x R) +
x R) +
x M)
x M)
x M)
x M)
x R)
x R)
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
Headphone L
(G
(G
(G
(G
(G
(G
(G
(G
MUTE
MUTE
MUTE
L
L
M
M
M
M
SD
L
L
x L) +
x L) +
x M)
x M)
x L)
x L)
x M)
x M)
Headphone R
(G
(G
(G
(G
(G
(G
(G
(G
MUTE
MUTE
MUTE
R
R
www.national.com
M
M
M
M
R
R
SD
x R) +
x R) +
x M)
x M)
x R)
x R)
x M)
x M)